What might happen:

The blood levels of your antibiotic may be decreased, which will decrease the effectiveness in treating your infection.

What you should do about this interaction:

You should time when you take your antibiotic and your other medicine so that you do not take: ---ciprofloxacin for at least 2 hours before or 6 hours after oral cations. ---delafloxacin for at least 2 hours before or 6 hours after oral cations. ---enoxacin for at least 2 hours before or 8 hours after oral cations. ---levofloxacin for at least 2 hours before or 2 hours after oral cations. ---nalidixic acid for at least 2 hours before or 2 hours after oral cations. ---norfloxacin for at least 2 hours before or 2 hours after oral cations. ---ofloxacin for at least 2 hours before or 2 hours after oral cations. ---sparfloxacin for at least 4 hours before oral cations.If you are taking lanthanum, your doctor may tell you to follow the above timing instructions or different ones, or your doctor may tell you to skip doses that you would normally take at the same time as your antibiotic.If you are not sure which antibiotic you are on, if you do not see your antibiotic listed, or if you have questions about the timing of doses of your medicine, contact your healthcare professionals (e.g. doctor or pharmacist). They may already be aware of this interaction and may be monitoring you for it. Do not start, stop, or change the dosage of any medicine before checking with them first.